B is 747.7 ..................
Imposible triangle, lagest side must be > sum other sides.
Answer:
Step-by-step explanation:
x²+y² = 5²
3²+y² = 25
y² = 16
y = ±√16 = ±4
Since the terminal side is in quadrant IV, y = -4
sinθ = -4/5
Answer: 
Step-by-step explanation: